CU1 Definitions Word Scramble
|
Embed Code - If you would like this activity on your web page, copy the script below and paste it into your web page.
Normal Size Small Size show me how
Normal Size Small Size show me how
atomic number | number of protons (or electrons) in an atom |
mass number | protons + neutrons in nucleus of atom |
ionic bond | electrostatic force between positively and negatively charged ions |
covalent bond | between two atoms that share one or more pairs of electrons |
smelting | heating a metal ore to extract its metal |
phytomining | process of extraction of metals from ores using plants |
bioleaching | process of extraction of metals from ores using microorganisms |
transition metal | found in central block of periodic table, has typical metallic properties |
fractional distillation | a way to separated liquids from a mixture of liquids by boiling them off at different temps then condensing and collecting |
fractions | hydrocarbons with similar boiling points from crude oil. |
cracking | used to break down large hydrocarbons into smaller, more useful ones. Hydrocarbon vapour is passed over hot catalyst or mixed with steam and heated to high temp. |
double bond | covalent bond made by the sharing of two pairs of electrons |
polymer | made up of repeating units of monomers |
monomer | small reactive molecules that react together to form a larger molecule (polymer) |
polymerisation | reactions of using monomers to make a polymer |
hydrophilic | water loving |
hydrophobic | water hating |
Created by:
blameruth
Popular Chemistry sets